WO2018036420A1 - Procédé de communication, dispositif terminal et dispositif de réseau - Google Patents

Procédé de communication, dispositif terminal et dispositif de réseau Download PDF

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Publication number
WO2018036420A1
WO2018036420A1 PCT/CN2017/098011 CN2017098011W WO2018036420A1 WO 2018036420 A1 WO2018036420 A1 WO 2018036420A1 CN 2017098011 W CN2017098011 W CN 2017098011W WO 2018036420 A1 WO2018036420 A1 WO 2018036420A1
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WO
WIPO (PCT)
Prior art keywords
time
frequency resource
terminal device
downlink
network device
Prior art date
Application number
PCT/CN2017/098011
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English (en)
Chinese (zh)
Inventor
郭志恒
孙伟
谢信乾
Original Assignee
华为技术有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Application filed by 华为技术有限公司 filed Critical 华为技术有限公司
Priority to EP17842843.9A priority Critical patent/EP3496488B1/fr
Publication of WO2018036420A1 publication Critical patent/WO2018036420A1/fr
Priority to US16/281,621 priority patent/US10973043B2/en

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/12—Wireless traffic scheduling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/12—Wireless traffic scheduling
    • H04W72/1263—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows
    • H04W72/1273—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows of downlink data flows
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0003—Two-dimensional division
    • H04L5/0005—Time-frequency
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H04W72/044—Wireless resource allocation based on the type of the allocated resource
    • H04W72/0446—Resources in time domain, e.g. slots or frames
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H04W72/044—Wireless resource allocation based on the type of the allocated resource
    • H04W72/0453—Resources in frequency domain, e.g. a carrier in FDMA
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/50—Allocation or scheduling criteria for wireless resources
    • H04W72/51—Allocation or scheduling criteria for wireless resources based on terminal or device properties
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/02—Terminal devices
    • H04W88/022—Selective call receivers
    • H04W88/023—Selective call receivers with message or information receiving capability

Definitions

  • the present application relates to communication technologies, and in particular, to a communication method, a terminal device, and a network device.
  • eMBB Enhanced Mobile Broadband
  • URLLC Ultra-reliable Low Latency Communication
  • Massive MTC Massive machine-type communication
  • Massive MTC Massive MTC
  • the network device in the LTE communication system may send a downlink control channel to the terminal device to schedule the terminal device to send an uplink message of the current service or receive the current service on the time-frequency resource indicated by the downlink control channel. Downstream message.
  • the present invention provides a communication method, a terminal device, and a network device, which are used to solve the problem of how to schedule current service delays after a network device in a prior art schedules a terminal device with a lower service delay request to send or receive a message.
  • a high-end terminal device sends or receives a message to meet the technical problem of the delay requirement of a terminal device with a relatively high service delay requirement.
  • the present application provides a communication method, including: a first terminal device receives a first downlink control channel that is sent by a network device on a third time-frequency resource; and the first terminal device is configured according to the first downlink a control channel, where the first uplink message is sent to the network device, where the first uplink message is different from the second downlink message, and the second downlink message is the The network device schedules, by using the second downlink control channel, the second terminal device to receive the message sent by the network device on the second time-frequency resource; or the first terminal device according to the first downlink control channel, Receiving, by the first time-frequency resource, the first downlink message sent by the network device, where the first downlink message is different from the second uplink message, and the second uplink message is that the network device passes the Dispatching, by the second downlink control channel, the second terminal device to send to the network device on the second time-frequency resource
  • the sent message, where the first time-frequency resource and the second time-frequency resource include the same time domain resource
  • the network device may send, by using the second downlink control channel, the second terminal device with a lower current delay request to send the second uplink message or the receiving network to the network device on the second time-frequency resource.
  • the network device may The transmission of the second terminal device is interrupted, and the second terminal is configured to send part or all of the time-frequency resources of the time-frequency resource of the second uplink message to the network device as part or all of the first time-frequency resource, and allocate the signal to the first terminal.
  • the device so that the first terminal device can use the first time-frequency resource to receive the first downlink message sent by the network device, or use the second terminal to receive the time-frequency resource of the second downlink message sent by the network device.
  • Part or all of the time-frequency resources are allocated to the first terminal device as part or all of the first time-frequency resource, so that the first The first device can send the first uplink message to the network device by using the first time-frequency resource, so that the first terminal device can use the first time-frequency resource to transmit without waiting for the second terminal device to complete the transmission, thereby shortening the The delay of transmission of a terminal device satisfies the requirement of the current service delay on the first terminal device.
  • the method before the first terminal device receives the first downlink control channel that is sent by the network device on the third time-frequency resource, the method further includes: the first The terminal device receives the indication information sent by the network device, and the first terminal device determines, according to the indication information, that the first downlink control channel is received.
  • the network device on the basis of shortening the delay of the transmission of the first terminal device and satisfying the requirement of the current service delay on the first terminal device, sends the And indicating, by the network device, whether the first downlink control channel is successfully received by the first terminal device, so that the first terminal device can successfully receive the first downlink control channel according to the indication information.
  • a downlink control channel reduces the number of times that the first terminal device blindly detects the first downlink control channel, reduces the complexity of the blind detection, and further reduces the power consumption of the terminal device.
  • the indication information further includes: the third time-frequency resource information; and the first terminal device determines, according to the indication information, that the first The downlink control channel includes: the first terminal device determines, according to the indication information, that the first downlink control channel is received on the third time-frequency resource.
  • the communication method provided by the possible implementation manner, by carrying the third time-frequency resource information for transmitting the first downlink control channel in the indication information, so that the first terminal device can directly
  • the first downlink control channel is monitored on the third time domain resource to ensure that the first terminal device can successfully receive the first downlink control channel, and the number of times that the first terminal device blindly detects the first downlink control channel is reduced, thereby reducing the complexity of the blind detection. Degree, which in turn reduces the power consumption of the terminal device.
  • the indication information further includes: receiving a time-frequency resource range of the first downlink control channel; the time-frequency resource range includes: And determining, by the first terminal device, that the first downlink control channel is received according to the indication information, the first terminal device determining, according to the indication information, that the time-frequency resource is within the range Receiving the first downlink control channel on a time-frequency resource.
  • the communication method provided by the possible implementation manner, in the manner that the indication information carries the time-frequency resource range of the first downlink control channel, so that the first terminal device can be within the time-frequency resource according to the indication information.
  • the first downlink control channel is monitored to ensure that the first terminal device can successfully receive the first downlink control channel, and the number of times that the first terminal device blindly detects the first downlink control channel is reduced, the blind detection complexity is reduced, and the terminal is further reduced.
  • the power consumption of the device is monitored to ensure that the first terminal device can successfully receive the first downlink control channel, and the number of times that the first terminal device blindly detects the first downlink control channel is reduced, the blind detection complexity is reduced, and the terminal is further reduced.
  • the first terminal device determines, according to the indication information, that receiving the first downlink control channel, that: the first terminal device according to the indication And determining to receive the first downlink control channel on the preset third time-frequency resource.
  • the present application provides a communication method, including: a network device sends a first downlink control channel to a first terminal device on a third time-frequency resource, where the first downlink control channel is used to indicate the a terminal device sends a first uplink message to the network device on the first time-frequency resource, where the first uplink message is different from the second downlink message, and the second downlink message is the network device
  • the second downlink control channel schedules the second terminal device to receive the message sent by the network device on the second time-frequency resource; or the first downlink control channel is used to indicate that the first terminal device is in the first time Receiving, by the frequency resource, the first downlink message sent by the network device, where the first downlink message is different from the second uplink message, and the second uplink message is that the network device passes the second downlink Controlling, by the second terminal device, the message sent by the second terminal device to the network device on the second time-frequency resource; the network device receiving the first terminal on the first time-frequency resource
  • the first uplink message is
  • the network device before the sending, by the network device, the first downlink control channel to the first terminal device, the network device further includes: the network device The first terminal device sends indication information, where the indication information is used to indicate to the first terminal device whether the network device sends the first downlink control channel.
  • the indication information further includes: the third time-frequency resource information.
  • the indication information further includes: receiving a time-frequency resource range of the first downlink control channel; the time-frequency resource range includes: Three time-frequency resources.
  • the indication information is used to indicate to the first terminal device whether the network device sends the preset third time frequency resource
  • the first downlink control channel is described.
  • the application provides a terminal device, where the terminal device is a first terminal device, and the first terminal device includes: a receiving module, configured to receive, by the network device, a first downlink control that is sent by the network device on the third time-frequency resource.
  • a processing module configured to: according to the first downlink control channel, the control sending module sends a first uplink message to the network device on the first time-frequency resource; wherein the first uplink message and the first The second downlink message is sent by the second terminal device to receive the message sent by the network device on the second time-frequency resource by using the second downlink control channel; or Controlling, by the receiving module, the first downlink message sent by the network device, the first downlink message and the second uplink message, according to the first downlink control channel, The second uplink message is that the network device passes the second downlink control channel. And a message that is sent by the second terminal device to the network device on the second time-frequency resource, where the first time-frequency resource and the second time-frequency resource include the same time domain resource and the same Frequency domain resources.
  • the receiving module is further configured to receive, by the network device, the first downlink control channel that is sent by the network device on the third time-frequency resource. And receiving the indication information sent by the network device; the processing module is further configured to: according to the indication information, determine to control the receiving module to receive the first downlink control channel.
  • the indication information further includes: the third time-frequency resource information; the processing module is specifically configured to determine, according to the indication information, control The receiving module receives the first downlink control channel on the third time-frequency resource.
  • the indication information further includes: receiving a time-frequency resource range of the first downlink control channel; the time-frequency resource range includes: The processing module is configured to determine, according to the indication information, that the receiving module receives the first downlink control channel on a time-frequency resource within the time-frequency resource range.
  • the processing module is configured to determine, according to the indication information, that the receiving module is configured to receive on the preset third time-frequency resource.
  • the first downlink control channel is configured to determine, according to the indication information, that the receiving module is configured to receive on the preset third time-frequency resource.
  • the application provides a network device, where the network device includes: a sending module, configured to send, by using a third time-frequency resource, a first downlink control channel to the first terminal device, where the first downlink control channel is And the first downlink message is sent to the network device by using the first uplink message, where the first uplink message is different from the second downlink message, and the second downlink message is The network device, by using the second downlink control channel, the second terminal device to receive the message sent by the network device on the second time-frequency resource; or the first downlink control channel is used to indicate the first terminal device Receiving, by the first time-frequency resource, the first downlink message sent by the network device, where the first downlink message is different from the second uplink message, and the second uplink message is the network device And scheduling, by the second downlink control channel, a message sent by the second terminal device to the network device on the second time-frequency resource; and a processing module, configured to control, by the receiving module, Receiving the first uplink message sent by the first uplink message sent
  • the sending module is further configured to send, by using the third time-frequency resource, the first downlink control channel to the first terminal device. And transmitting the indication information to the first terminal device, where the indication information is used to indicate to the first terminal device whether the network device sends the first downlink control channel.
  • the indication information further includes: the third time-frequency resource information.
  • the indication information further includes: receiving the first a time-frequency resource range of the downlink control channel; the time-frequency resource range includes: the third time-frequency resource.
  • the indication information is used to indicate, to the first terminal device, whether the network device sends the preset third time frequency resource
  • the first downlink control channel is described.
  • the third time-frequency resource and the second time-frequency resource include the same time domain resource, and/or the same frequency domain resource.
  • the first uplink message includes a first uplink data channel
  • the first downlink message includes: a first downlink data channel
  • the first uplink message includes a feedback signal of the first downlink data channel
  • the first downlink control channel is further configured to: schedule, by the first terminal device, the third downlink message sent by the network device on the fourth time-frequency resource;
  • the third downlink message includes: a first downlink data channel, where the third downlink message is transmitted in the same direction as the second downlink message, and the fourth time-frequency resource and the second time-frequency resource are Include the same time domain resource, and/or the same frequency domain resource; the time domain resource of the fourth time-frequency resource is earlier than the time domain resource of the first time-frequency resource.
  • a fifth aspect of the present application provides a terminal device, where the terminal device is a first terminal device, where the first terminal device includes a processor and a memory, the memory is used to store a program, and the processor calls a program stored in the memory to execute the program. Apply for the method provided in the first aspect.
  • a sixth aspect of the present application provides a network device, the network device including a processor and a memory, the memory for storing a program, and the processor calling a program stored in the memory to perform the method provided by the second aspect of the present application.
  • a seventh aspect of the present application provides a readable storage medium in which a program is stored, the method steps of the first aspect and the second aspect of the present application being executed when the program is executed.
  • the eighth aspect of the present application provides a communication apparatus, including:
  • the network device may send, by using the second downlink control channel, the second terminal device with a lower current delay requirement to send the second uplink to the network device on the second time-frequency resource.
  • the network The device may interrupt the transmission of the second terminal device, and use the second terminal to send part or all of the time-frequency resources of the time-frequency resource of the second uplink message to the network device as part or all of the first time-frequency resource, and allocate Giving the first terminal device, so that the first terminal device can use the first time-frequency resource to receive the first downlink message sent by the network device, or use the second terminal to receive the second downlink message sent by the network device Some or all of the time-frequency resources in the frequency resource All or part of the first time-frequency resource is allocated to the first terminal device
  • FIG. 2 is a schematic structural diagram of a subframe provided by the present application.
  • FIG. 4 is a schematic diagram 1 of time-frequency resources provided by the present application.
  • FIG. 5 is a second schematic diagram of time-frequency resources provided by the present application.
  • FIG. 6 is a schematic diagram 3 of a time-frequency resource provided by the present application.
  • FIG. 7 is a schematic diagram 4 of time-frequency resources provided by the present application.
  • FIG. 8 is a schematic diagram 5 of time-frequency resources provided by the present application.
  • FIG. 9 is a schematic diagram 6 of a time-frequency resource provided by the present application.
  • FIG. 10 is a schematic diagram 7 of a time-frequency resource provided by the present application.
  • FIG. 11 is a schematic structural diagram of a terminal device provided by the present application.
  • FIG. 12 is a schematic structural diagram of a network device according to the present application.
  • the terminal device referred to in the present application may be a device that provides voice and/or data connectivity to a user, a handheld device with a wireless connection function, or other processing device connected to a wireless modem.
  • the wireless terminal can communicate with one or more core networks via a Radio Access Network (RAN), which can be a mobile terminal, such as a mobile phone (or "cellular" phone) and a computer with a mobile terminal.
  • RAN Radio Access Network
  • RAN Radio Access Network
  • it may be a portable, pocket, handheld, computer built-in or in-vehicle mobile device that exchanges language and/or data with a wireless access network.
  • a wireless terminal may also be called a system, a subscriber unit, a subscriber station, a mobile station, a mobile station, a remote station, an access point, or an access point.
  • Remote Terminal Access Terminal, User Terminal, User Agent, User Device, or User Equipment.
  • the network device involved in the present application may be a base station, or an access point, or may refer to a device in the access network that communicates with the wireless terminal through one or more sectors on the air interface.
  • the base station can be used to convert the received air frame with the IP packet as a router between the wireless terminal and the rest of the access network, wherein the rest of the access network can include an Internet Protocol (IP) network.
  • IP Internet Protocol
  • the base station can also coordinate attribute management of the air interface.
  • the base station may be a base station (BTS, Base Transceiver Station) in GSM or CDMA, or may be a base station (NodeB) in WCDMA, or may be an evolved base station in LTE (eNB or e-NodeB, evolutional) Node B), this application is not limited.
  • the communication method provided by the present application is applicable to a terminal device that has a relatively high delay requirement for sending or receiving a message in any wireless communication system, and a network device that schedules the terminal device to send a message or receive a message.
  • the wireless communication system referred to herein may be, for example, an LTE communication system, a 4G communication system, a 5G communication system, or the like.
  • the network device in the LTE communication system schedules the terminal device 1 with a lower current delay requirement on the downlink control channel to send an uplink message to the network device at the time-frequency resource 1, or After receiving the downlink message sent by the network device, if the network device needs to reschedule the terminal device 2 to send an uplink message to the network device, or receive a downlink message sent by the network device, the network device can only schedule the terminal device by using the next downlink control channel. 2 Send an uplink message to the network device on the time-frequency resource after the time when the network device is the time-frequency resource 1 scheduled by the terminal device 1, or receive the downlink message sent by the network device.
  • the terminal device 2 sends an uplink message to the terminal device 1 when the network device sends an uplink message or receives a downlink message according to the time-frequency resource scheduled by the network device. Or, after receiving the downlink message, when the terminal device 2 receives the downlink message or sends the uplink message, the time delay of the current service on the terminal device 2 is large, and the current service delay requirement on the terminal device 2 cannot be met.
  • the service with high latency requirement mentioned above may be, for example, a URLLC, and the service with low latency requirement mentioned above may be eMBB, for example.
  • the communication method provided by the present application is to solve the problem of how to schedule a terminal device with a relatively high current delay request to send or receive a short message after a network device that schedules a current service delay is sent or received by a network device in the prior art.
  • the technical problem of the message to meet the delay requirement of the terminal equipment with higher service delay requirements.
  • FIG. 1 is a signaling flowchart of a communication method provided by the present application.
  • the first terminal device and the second terminal device are involved, wherein the current service delay requirement on the first terminal device is higher than the current service delay requirement on the second terminal device.
  • the first embodiment relates to how the network device schedules the second terminal device to send the second downlink message to the network device on the second time-frequency resource through the second downlink control channel, or after receiving the second uplink message sent by the network device, how to Receiving, by the first terminal device, the first downlink message sent by the network device on the first time-frequency resource that has the same time domain resource and the same frequency domain resource as the second time-frequency resource, or sending the first uplink message to the network device The specific process. As shown in Figure 1, the method includes:
  • the network device sends a second downlink control channel to the second terminal device.
  • the network device may schedule, by sending the second downlink control channel to the second terminal device, the second terminal device to the network device on the second time-frequency resource indicated by the second downlink control channel. Sending a second uplink message or receiving a second downlink message sent by the network device.
  • the second uplink message mentioned here may be, for example, a second uplink data channel to be sent by the second terminal device to the network device, and may also be sent by the network device received by the second terminal device before the second time-frequency resource.
  • the feedback signal of the two downlink data channels for example, may be an Acknowledgement (abbreviation: ACK) signal or a Negative Acknowledgment (NACK) signal.
  • the acknowledgment signal is used to indicate to the network device that the second terminal device has correctly received the second downlink data channel
  • the negative signal is used to indicate to the network device that the second terminal device does not correctly receive the second downlink data channel.
  • the second downlink message mentioned here may be, for example, a second downlink data channel sent by the network device to be received by the second terminal device.
  • the network device schedules, by using the second downlink control channel, the second terminal device to send the second uplink message or the second downlink message, which may be determined according to the current service requirement on the second terminal device. I won't go into details here.
  • the second time-frequency resource scheduled by the network device for the second terminal device may include a continuous time domain, and a frequency domain resource occupying a width in the continuous time domain, where the frequency domain resource may be in the continuous The same width is occupied in the time domain, or different widths are occupied in different time domain positions.
  • the second time-frequency resource scheduled by the network device for the second terminal device may further include a discontinuous time domain, and a frequency domain resource occupying a width in the discontinuous time domain, where The frequency domain resources may occupy the same width in the discontinuous time domain, or occupy different widths and the like in different time domain locations.
  • the network device may determine the second time-frequency resource by using the current available resource of the system, and the second uplink message or the received second downlink message sent by the second terminal device, for example, the second time-frequency resource. It may be one or several subframes, or may be one or several symbols, or may be one or several transmission time intervals (TTIs), or may be a transmission time unit (Transmission Time Unit, referred to as: TTU) and so on.
  • TTIs Transmission Time Unit
  • TTU Transmission Time Unit
  • the foregoing network device does not need to send the second downlink control channel to the second terminal device, for example, the network device may use the agreed time-frequency resource with the second terminal device to the second terminal device.
  • the second downlink control channel is sent to the second terminal device in the manner of sending the downlink control channel in the prior art, and details are not described herein.
  • the second terminal device receives the second downlink control channel that is sent by the network device.
  • the second terminal device can directly allocate the scheduled time-frequency resource to the second terminal device.
  • the second downlink control channel sent by the network device may be received. If the network device sends the second downlink control channel to the second terminal device in the manner of sending the downlink control channel in the prior art, the second terminal device may receive the second downlink sent by the network device by using the existing method for receiving the downlink control channel. Control channel, which is not described in this application.
  • the network device sends the first downlink control channel to the first terminal device on the third time-frequency resource.
  • the current service delay requirement on the first terminal device is higher than the current service delay requirement on the second terminal device.
  • the foregoing network device may determine, according to a current service corresponding to the second terminal device, a current service corresponding to the first terminal device, and a mapping relationship between the preset service and the delay level, determining the current current on the first terminal device.
  • the service has a higher latency requirement than the current service on the second terminal device.
  • the network device sends a second downlink control channel to the second terminal device, to schedule the second terminal device to send the second uplink message to the network device on the second time-frequency resource, and the time domain resource of the second time-frequency resource continues.
  • the network device may interrupt the communication of the second terminal device whose current service delay request is lower than the first terminal device, And the part of the second time-frequency resource used by the second terminal device to send the second time-frequency resource or all the time-frequency resources as part or all of the first time-frequency resource, and the first terminal device is scheduled to the first terminal by using the first downlink control channel.
  • the device is configured to urgently schedule the first terminal device, so that the first terminal device can receive the first downlink message sent by the network device by using the first time-frequency resource without waiting for the second terminal device to send the second uplink message.
  • the delay of receiving the first downlink message by the first terminal device is shortened to meet the requirement of the current service delay on the first terminal device.
  • the network device may determine the first time-frequency resource according to the channel condition of the first terminal device and the size of the first downlink message received by the first terminal device.
  • first time-frequency resource and the second time-frequency resource may include the same time domain resource and the same frequency domain resource, that is, the intersection of the first time-frequency resource and the time-domain resource in the second time-frequency resource, There are also intersections in the frequency domain resources.
  • first The time-frequency resource may not only intersect with the time domain resource and the frequency domain resource in the second time-frequency resource, but also may exist with the time domain resource and/or the frequency domain resource in the time-frequency resource scheduled by the network device for other terminal devices. Intersection and so on.
  • the network device sends a second downlink control channel to the second terminal device, to schedule the second terminal device to receive the second downlink message sent by the network device on the second time-frequency resource, and the time domain resource of the second time-frequency resource If the network device determines that the first uplink message sent by the first terminal device is to be received, the network device may interrupt the transmission of the second terminal device, and receive the second downlink sent by the network device by the second terminal device.
  • All the time-frequency resources or all the time-frequency resources in the second time-frequency resource used by the message are used as the first time-frequency resource, and are scheduled to the first terminal device by using the first downlink control channel, so as to urgently schedule the first terminal device, so that
  • the terminal device may send the first uplink message to the network device by using the first time-frequency resource, and the delay of sending the first uplink message by the first terminal device may be shortened after the second terminal device receives the second downlink message.
  • the network device may determine the first time-frequency resource according to the channel condition of the first terminal device and the size of the first uplink message sent by the first terminal device, for example, the first time-frequency resource may be in the subframe.
  • the duration of the time domain resource in the first time-frequency resource may be less than or equal to the duration of the time domain resource of the second time-frequency resource. That is, the first time-frequency resource and the second time-frequency resource may include the same time domain resource and the same frequency domain resource, that is, the intersection of the first time-frequency resource and the time-domain resource in the second time-frequency resource, There are also intersections in the frequency domain resources.
  • the first time-frequency resource may not only intersect with the time domain resource and the frequency domain resource in the second time-frequency resource, but also may be simultaneously with the time-domain resource in the time-frequency resource scheduled by the network device for the other terminal device. / or frequency domain resources exist intersections.
  • the foregoing first control channel may be sent by the network device to the first terminal device by using the third time-frequency resource, and the first downlink control channel is used as the downlink control channel that the network device urgently sends to the first terminal device. Therefore, the third time-frequency resource can be sent without using the time-frequency resource of the existing downlink control channel.
  • the network device may use all the time-frequency resources or part of the time-frequency resources in the time-frequency resources that are scheduled to be used by a certain terminal device as the third time-frequency resource, so that the first terminal device can use the first time-frequency resource.
  • the first control channel is received at the same time or before the first time-frequency resource is used.
  • the network device sends the first downlink control channel to the first terminal device on the time-frequency resource that is required to receive the uplink message or send the downlink message to the terminal device.
  • a certain terminal device mentioned here may be any terminal device scheduled by the network device within the network coverage.
  • a certain terminal device mentioned above may be, for example, a second terminal device, that is, the network device may schedule all time-frequency resources or parts of the second time-frequency resource used by the second terminal device.
  • the frequency resource is used as the third time-frequency resource, that is, the third time-frequency resource may include the same time-domain resource and/or the same frequency-domain resource as the second time-frequency resource.
  • the start time of the time domain resource of the third time-frequency resource may be the same as the start time of the time domain resource of the first time-frequency resource, or earlier than the start time of the time domain resource of the first time-frequency resource.
  • the frequency domain resource of the third time-frequency resource may be the frequency of the first time-frequency resource Domain resources occupy the same width or different spectrum.
  • the first terminal device receives a first downlink control channel that is sent by the network device on the third time-frequency resource.
  • the first terminal device may monitor the second downlink control channel sent by the network device on the time-frequency resource that sends the second downlink control channel, and determine, by the first terminal device, the network device by using the second downlink control channel.
  • the first terminal device may send the network device to send the next second downlink control channel. of During this period, the first downlink control channel sent by the network device is monitored, so that the first downlink control channel sent by the network device on the third time-frequency resource can be received.
  • the network device may further send the identifier information on the time domain resource that sends the second downlink control channel, to indicate, by using the identifier information, the first terminal device, before the network device sends the next second downlink control channel.
  • the downlink control channel may further obtain the identifier information, so that the first terminal device may determine, according to the identifier information, where to listen to the first downlink control channel, to reduce the first terminal device to blindly detect the first downlink control channel. The number of times, which in turn reduces the power consumption of the terminal device.
  • the second terminal device receives the second downlink message sent by the network device on the second time-frequency resource.
  • the second terminal device may use the subframe type corresponding to the second time-frequency resource indicated by the second downlink control channel, or the type of the time-frequency resource. And determining whether to send the second uplink message or the second downlink message on the second time-frequency resource.
  • 2 is a schematic structural diagram of a subframe provided by the present application.
  • the foregoing subframe type may be, for example, a full downlink type, a full uplink type, a downlink independent self-sufficient type, an uplink independent self-sufficient type, and the like.
  • the type of time-frequency resource referred to here may be, for example, uplink or downlink.
  • the second terminal device determines to receive the second downlink message on the second time-frequency resource.
  • the subframe type corresponding to the second time-frequency resource is a full uplink type or an uplink independent self-sufficient type
  • the second terminal device determines to send the second uplink message on the second time-frequency resource.
  • the type of the time-frequency resource corresponding to the second time-frequency resource is downlink
  • the second terminal device determines to receive the second downlink message on the second time-frequency resource. If the type of the time-frequency resource corresponding to the second time-frequency resource is uplink, the second terminal device determines to receive the second uplink message on the second time-frequency resource.
  • the second terminal device Determining, by the second terminal device, the second downlink sent by the receiving network device on the second time-frequency resource according to the subframe type corresponding to the second time-frequency resource indicated by the second downlink control channel, or the type of the time-frequency resource
  • the second terminal device receives the second downlink message sent by the network device on the second time-frequency resource.
  • the foregoing S105 may further send, by the second terminal device, the second uplink message to the network device on the second time-frequency resource.
  • the first terminal device sends a first uplink message to the network device on the first time-frequency resource.
  • the first terminal device may send the first uplink message to the network device on the first time-frequency resource indicated by the first downlink control channel. Or receiving the first downlink message sent by the network device. For example, how to determine whether the first terminal device sends the first uplink message or the first downlink message on the first time-frequency resource, as described in the above S105, how to determine the second time-frequency in the second terminal device. The description of whether the second uplink message is sent or the second downlink message is received on the resource, and details are not described herein.
  • the first terminal device determines, according to the subframe type corresponding to the first time-frequency resource indicated by the first downlink control channel, or the type of the time-frequency resource, determining to send the first downlink to the network device on the first time-frequency resource.
  • the first terminal device sends the first downlink message to the network device on the first time-frequency resource.
  • the receiving the network device on the first time-frequency resource the foregoing S106 may also be the first The terminal device receives the first downlink message sent by the network device on the first time-frequency resource.
  • the network device receives the first uplink message sent by the first terminal device on the first time-frequency resource, and does not send the second time-frequency resource to the second terminal device on the same time-domain resource as the first time-frequency resource. Two downlink messages.
  • the network device schedules the first terminal device by using the first downlink control channel.
  • the first uplink message is sent to the network device on the time-frequency resource, and the second terminal device receives the second downlink message, because the network device interrupts the communication of the second terminal device of the first terminal device.
  • the part of the second time-frequency resource or the part of the time-frequency resource is used as part or all of the first time-frequency resource, and the first terminal device sends the first uplink message to the network device by using the first time-frequency resource.
  • the network device may select to receive the first uplink message sent by the first terminal device on the first time-frequency resource, and not to the second terminal device on the time domain resource with the second time-frequency resource and the first time-frequency resource. Sending the second downlink message, and sending the second downlink message to the second terminal device only on the time domain resource with the second time-frequency resource and the first time-frequency resource. In this way, the network device can shorten the delay of sending the first uplink message by the first terminal device by interrupting the downlink transmission of the second terminal device, so as to meet the current service delay requirement on the first terminal device.
  • the network device sends, by using the second downlink control channel, the second terminal device sends the second uplink message to the network device on the second time-frequency resource, scheduling, by using the first downlink control channel, the first terminal device is first. And receiving, by the time-frequency resource, the first downlink message sent by the network device, where the S107 may be: the network device sends the first downlink message to the first terminal device on the first time-frequency resource, and the second time-frequency resource is used. The second uplink message sent by the second terminal device is not received on the same time domain resource as the first time-frequency resource.
  • the second terminal device sends a part of the time-frequency of the second time-frequency resource used by the second uplink message, because the network device interrupts the communication of the second terminal device that is lower than the first terminal device.
  • the resource or all the time-frequency resources are used as part or all of the first time-frequency resource, and the first terminal device uses the first time-frequency resource to receive the first downlink message sent by the network device, so the network device is in the first
  • the first downlink message is sent to the first terminal device on the time-frequency resource
  • the second uplink message sent by the second terminal device is not received on the time domain resource with the second time-frequency resource and the first time-frequency resource, only
  • the second time-frequency resource that is different from the first time-frequency resource receives the second uplink message sent by the second terminal device.
  • the network device can shorten the delay of sending the first downlink message to the first terminal device by interrupting the receiving the uplink transmission of the second terminal device, so as to meet the current service delay requirement on the first terminal device.
  • the network device may send, by using the second downlink control channel, the second terminal device with a lower current delay request to send the second uplink message to the network device or send the network device to send on the second time-frequency resource.
  • the network device may use the second terminal.
  • the transmission of the device is interrupted, and the second terminal is used to send part or all of the time-frequency resources of the time-frequency resource of the second uplink message to the network device as part or all of the first time-frequency resource, and is allocated to the first terminal device.
  • the first terminal device may use the first time-frequency resource to receive the first downlink message sent by the network device, or use the second terminal to receive a part of the time-frequency resource of the second downlink message sent by the network device or All time-frequency resources are allocated to the first terminal device as part or all of the first time-frequency resource, so that the first terminal is set
  • the first time-frequency resource can be used to send the first uplink message to the network device, so that the first terminal device can use the first time-frequency resource for transmission without using the second terminal device to complete the transmission, thereby shortening the first terminal.
  • the delay of the device transmission meets the requirements of the current service delay on the first terminal device.
  • the first downlink message sent by the network device received by the first terminal device may be, for example, a first downlink data channel that is sent by the network device to the first terminal device.
  • the first uplink message sent by the first terminal device to the network device may be, for example, a first uplink data channel that is sent by the first terminal device to the network device, and may also be a first downlink data channel that is sent by the first terminal device to the network device.
  • the feedback signal or the like for example, an ACK signal or a NACK signal of the first downlink data channel.
  • the first downlink control channel may also be used for scheduling.
  • the terminal device receives the third downlink message sent by the network device on the fourth time-frequency resource, where the third downlink message may include the first downlink data channel, and the third downlink message is transmitted in the same direction as the second downlink message.
  • the start time of the time domain resource in the fourth time-frequency resource may be equal to or later than the start time of the time domain resource in the third time-frequency resource, and the end time of the time domain resource of the fourth time-frequency resource may be The start time of the time domain resource in the first time-frequency resource.
  • the foregoing fourth time-frequency resource may not have any intersection with the second time-frequency resource, and may also include the same time-domain resource, and/or the same frequency-domain resource, with the second time-frequency resource, specifically The scheduling of the network device is determined.
  • FIG. 3 is a signaling flowchart of another communication method provided by the present application.
  • the second embodiment relates to a specific process in which the network device sends the indication information to the first terminal device to indicate to the first terminal device whether the network device sends the first downlink control channel.
  • the method further includes:
  • the network device sends the indication information to the first terminal device.
  • the indication information is used to indicate to the first terminal device whether the network device sends the first downlink control channel.
  • the network device may send, to the first terminal device, an indication information indicating whether the network device sends the first downlink control channel, where the indication information may be the same as the first downlink control channel.
  • the time domain resource is sent to the first terminal device, and may be sent to the first terminal device on a time domain resource that is earlier than the time domain resource that sends the first downlink control channel, and may be specifically configured according to the network device and the first terminal device.
  • the agreement is determined, for example, by a standard agreement, or the network device can notify the first terminal device through system information or high-level signaling.
  • the indication information may indicate whether to send the first downlink control channel by using an identifier bit.
  • the network device is indicated. Sending the indication information of the first downlink control channel, if the identifier bit is 0, it indicates that the network device does not send the first downlink control channel, or if the identifier bit is 0, it indicates that the network device sends the first downlink control
  • the indication information of the channel if the identifier bit is 1, indicates that the network device does not send the first downlink control channel.
  • the indication information may further indicate whether to send the first downlink control channel by using a fixed sequence, where different cells may adopt different sequences to reduce interference between cells and enhance the robustness of the identifier information. Sex.
  • time domain resources that send indication information there may be multiple time domain resources that send indication information, and the time domain resources of the multiple transmission indication information may be agreed by a standard, or may be a network device passing system information. Or high-level signaling to the first terminal device.
  • the first terminal device receives the indication information sent by the network device.
  • the first terminal device determines, according to the indication information, that the first downlink control channel is received.
  • the first terminal device may determine, according to the indication information, whether to perform an action of receiving the first downlink control channel, that is, determining whether to execute the foregoing S103. If the indication information indicates that the network device sends the first downlink control channel, the first terminal device determines to perform to receive the first downlink control channel. The action is executed in S103. If the indication information indicates that the network device does not send the first downlink control channel, the first terminal device determines that the action of receiving the first downlink control channel is not performed, that is, does not perform S103.
  • the first terminal device may The S302 is continued to be executed on the time domain resource that sends the indication information, or the second downlink control is monitored on the time-frequency resource of the second downlink control channel after the next time domain resource of the second downlink control channel is sent. a channel to determine whether the network device invokes the transmission on the second downlink control channel.
  • the first terminal device may directly determine, according to the indication information, whether to receive the first downlink control channel on the third time-frequency resource.
  • the indication information includes: receiving a time-frequency resource range of the first downlink control channel
  • the time-frequency resource range may include: a range of the time domain resource and/or a range of the frequency domain resource, where the time domain resource
  • the range of the range and/or the frequency domain resource may include the time domain resource of the third time-frequency resource and/or the frequency domain resource; the first terminal device may determine, according to the indication information, all the time-frequency resources in the time-frequency resource range.
  • the terminal device can directly determine, according to the first indication information, whether to receive the first downlink control channel on the preset third time-frequency resource.
  • the first terminal device can determine, according to the indication information, where to listen to the first downlink control channel, to ensure that the first terminal device can successfully receive the first downlink control channel, and reduce the blindness of the first terminal device.
  • the number of times of detecting the first downlink control channel reduces the complexity of the blind detection, thereby reducing the power consumption of the terminal device.
  • the foregoing indication information may further include: sending time-frequency resource information of the next indication information, so as to reduce the number of times the first terminal device blindly instructs the indication information, and reduce the complexity of the blind detection. , thereby reducing the power consumption of the terminal device.
  • the communication method provided by the present application after implementing the shortening of the delay of the transmission of the first terminal device and satisfying the requirement of the current service delay on the first terminal device, the network device sends a message to the terminal device to indicate whether the network device is Sending the indication information of the first downlink control channel, so that the first terminal device can determine, according to the indication information, where to listen to the first downlink control channel, to ensure that the first terminal device can successfully receive the first downlink control.
  • the channel reduces the number of times that the first terminal device blindly detects the first downlink control channel, reduces the complexity of the blind detection, and further reduces the power consumption of the terminal device.
  • the device when the network device urgently schedules the first terminal device to send the first uplink message to the network device, and interrupts the transmission of the second downlink message to the second terminal device, the second terminal After receiving the downlink message sent by the network device on the second time-frequency resource, the device may determine whether the downlink message is a complete second downlink message.
  • the second terminal device after receiving the downlink message sent by the network device, after listening to the first downlink control channel in the received signal, if the second terminal device can After the control channel performs demodulation, the second terminal device may acquire the first time-frequency resource indicated by the first downlink control channel, so that the second terminal device may use the first time-frequency resource, and receive the second downlink message.
  • the second time domain resource used is compared to determine whether there is an intersection between the time domain and the frequency domain. If yes, the second terminal device may determine that the downlink message it receives is not the complete second downlink message, thereby making the
  • the second terminal device can decode the received downlink message by using the decoding manner of the existing non-complete receiving message to ensure the success rate of decoding the received downlink message.
  • the second terminal device uses the decoding manner of the existing non-complete receiving message to enter the downlink message received by the second terminal device.
  • the line decoding refer to the prior art, and details are not described herein again.
  • the second terminal device cannot directly determine whether the second time-frequency resource used by the second terminal device and the first time-frequency resource have an intersection, and the second terminal device can By default, all the second time-frequency resources are occupied by the first time-frequency resource, that is, the second terminal device abandons the received downlink message and does not perform demodulation, that is, the downlink message received by default is not complete.
  • Two downlink messages may further estimate a range of the first time-frequency resource, and use the estimated first time-frequency resource range to use the existing non-completely received message decoding manner to receive the received downlink message. Decoding, and decoding the received downlink message by using the existing decoding method of completing the received message to determine which decoding can be successful, to determine whether the received downlink message is a complete second downlink. Message.
  • the second terminal device may estimate a range of the first time-frequency resource by, for example, estimating a range of the first time-frequency resource by using a preset time domain range that can be scheduled by the first control channel, or second
  • the default time domain of the first time-frequency resource of the terminal device is the start time of the time domain resource from the time when the second terminal device monitors the first control channel and continues to transmit the time-frequency resource of the next second downlink control channel, or
  • the second terminal device defaults the time domain range of the first time-frequency resource from the time when the second terminal device monitors the first control channel to the time domain resource of the time-frequency resource that sends the next first downlink control channel.
  • the second terminal device estimates the range of the first time-frequency resource by using the time domain and/or the frequency domain range that can be scheduled in the public information of the first downlink control channel, or The terminal device estimates the range of the first time-frequency resource and the like by using the frequency domain range of the first time-frequency resource notified by the high-level signaling.
  • FIG 4 is a schematic diagram of a time-frequency resource provided by the present application.
  • the subframe type corresponding to the second time-frequency resource is a downlink independent self-sufficient type, that is, a second time-frequency.
  • the resource is a time-frequency resource on a downlink independent self-sufficient subframe.
  • the first uplink message is a first uplink data channel.
  • the second terminal device when the network device schedules, by the second downlink control channel, the second terminal device receives the second downlink message sent by the network device on all the downlink symbols of the downlink independent self-sufficient subframe, and is in the downlink of the downlink independent self-sufficient subframe. Before the symbol duration is not completed, if the network device determines to receive the first uplink data channel sent by the first terminal device, the network device may interrupt the transmission of the second terminal device, and receive the second terminal device to send the network device.
  • the part of the time-frequency resource in the downlink independent self-sufficient type of the second downlink message is used as the part of the first time-frequency resource, and is allocated to the first terminal device by using the first downlink control channel,
  • the first terminal device is urgently scheduled, so that the first terminal device can use the first time-frequency resource to send the first time-frequency resource to the network device on the downlink independent self-sufficient subframe without waiting for the second terminal device to receive the second downlink message.
  • An uplink data channel shortens a delay of the first terminal device to send the first uplink data channel to meet the first On the end of the current service requirement of the delay device.
  • the time-frequency resource in the second time-frequency resource on the downlink independent self-sufficient subframe is used as the time-frequency resource of the first time-frequency resource, and the first-order self-sufficient subframe is on the downlink.
  • a schematic diagram of all the frequency domain resources in the second time-frequency resource is used as part of the frequency domain resource of the first time-frequency resource. As shown in FIG. 4, the part of the second downlink message in the frame in FIG. 4 is occupied by the second time-frequency resource. The area, the part of the first uplink data channel in the frame is the area occupied by the first time-frequency resource.
  • the start time of the time domain resource in the time-frequency resource used by the network device to send the second downlink control channel may be earlier than or equal to the start time of the time domain resource of the second time-frequency resource, as shown in FIG. 4 .
  • the start time of the time domain resource that sends the second downlink control channel may be equal to the start time of the time domain resource of the second time-frequency resource, that is, the second downlink control channel is also in the downlink independent self-sufficient type.
  • the subframe is sent to the second terminal device.
  • the start time of the time domain resource in the third time-frequency resource used by the network device to send the first downlink control channel may be earlier than the start time of the time domain resource of the first time-frequency resource, that is, the The third time-frequency resource may be a time-frequency resource on a subframe before the downlink independent self-sufficient subframe, or may be a time-frequency resource on the downlink independent self-sufficient subframe.
  • the third time-frequency resource and the second time-frequency resource may include the same time domain resource, and/or the same frequency domain resource.
  • FIG. 4 is a schematic diagram of the third time-frequency resource and the second time-frequency resource including the same time-domain resource. As shown in FIG. 4, the part of the first downlink control channel in the frame in FIG. 4 is The area occupied by the third time-frequency resource.
  • FIG. 5 is a second schematic diagram of the time-frequency resource provided by the present application.
  • the subframe type corresponding to the second time-frequency resource is a full downlink type, that is, a second time-frequency resource. It is a time-frequency resource on a full downlink subframe.
  • the first uplink message is a first uplink data channel.
  • the second terminal device receives the second downlink message sent by the network device on all symbols of the full downlink subframe, and the downlink symbol duration of the full downlink subframe does not end. If the network device determines that the first uplink data channel to be sent by the first terminal device is to be received, the network device may interrupt the transmission of the second terminal device, and the second terminal device receives the second downlink message sent by the network device.
  • the partial time-frequency resource or the entire time-frequency resource in the full-downlink subframe is used as the partial time-frequency resource of the first time-frequency resource, and is scheduled by the first downlink control channel to the first terminal device to urgently schedule the first terminal device.
  • the first terminal device can use the first time-frequency resource to send the first uplink data channel to the network device in the full downlink subframe, which is shortened by the first time-frequency resource, without waiting for the second terminal device to receive the second downlink message.
  • the delay of the first uplink data channel is sent by the terminal device to meet the current service delay requirement on the first terminal device.
  • the time-frequency resource in the second time-frequency resource on the full-downlink subframe is used as the time-frequency resource of the first time-frequency resource, and the second time-frequency resource on the full-downlink subframe is shown in FIG.
  • all the frequency domain resources in the frequency domain resources are used as part of the frequency domain resources of the first time-frequency resource, and the part of the second downlink message in the frame in FIG.
  • the part of the first uplink data channel is the area occupied by the first time-frequency resource.
  • the start time of the time domain resource in the time-frequency resource used by the network device to send the second downlink control channel may be earlier than or equal to the start time of the time domain resource of the second time-frequency resource, as shown in FIG. 5 .
  • the start time of the time domain resource that sends the second downlink control channel may be equal to the start time of the time domain resource of the second time-frequency resource, that is, the second downlink control channel is also in the full downlink subframe.
  • the upper part is sent to the second terminal device. As shown in FIG. 5, the part of the second downlink control channel in the frame in FIG. 5 is the area occupied by the time-frequency resource used when transmitting the second downlink control channel.
  • the start time of the time domain resource in the third time-frequency resource used by the network device to send the first downlink control channel may be earlier than the start time of the time domain resource of the first time-frequency resource, that is, the The third time-frequency resource may be a time-frequency resource on a subframe before the full downlink subframe, and may also be a time-frequency resource on the full downlink subframe.
  • the third time-frequency resource is a time-frequency resource on the entire downlink subframe
  • the third time-frequency resource and the second time-frequency resource may include the same time domain resource, and/or the same frequency domain resource
  • 5 is a schematic diagram of the third time-frequency resource and the second time-frequency resource including the same time-domain resource. As shown in FIG. 5, the part of the first downlink control channel in the frame in FIG. 5 is the third. The area occupied by time-frequency resources.
  • FIG. 6 is a schematic diagram of the time-frequency resource provided by the present application.
  • the subframe type corresponding to the second time-frequency resource is a full uplink type, that is, a second time-frequency resource. It is a time-frequency resource on a full uplink subframe.
  • the first downlink message is a first downlink data channel.
  • the second terminal device when the network device schedules, by using the second downlink control channel, the second terminal device sends a second uplink message to the network device on all symbols of the full uplink subframe, and before the uplink symbol duration of the full uplink subframe does not end. If the network device determines that the first downlink data channel is to be sent to the first terminal device, the network device may interrupt the transmission of the second terminal device, and send the second terminal device to the network device to use the second uplink message.
  • a part of the time-frequency resource or the entire time-frequency resource in the uplink subframe is used as a part of the time-frequency resource of the first time-frequency resource, and is scheduled by the first downlink control channel to the first terminal device to urgently schedule the first terminal device, so that The terminal device can use the first time-frequency resource to receive the first downlink data channel sent by the network device in the full uplink subframe without shortening the first time.
  • the terminal device receives the delay of the first downlink data channel to meet the current service delay requirement on the first terminal device.
  • the time-frequency resource in the second time-frequency resource on the full uplink subframe is used as the time-frequency resource of the first time-frequency resource, and the second time-frequency resource on the full-uplink subframe is shown in FIG. 6 .
  • the second terminal device sends the second uplink message
  • the second time-frequency resource is a time-frequency resource located in the full-uplink subframe, so the network device sends the second downlink control.
  • the start time of the time domain resource in the time-frequency resource used by the channel may be earlier than the start time of the time domain resource of the second time-frequency resource, that is, the network device may use the earlier than the full uplink subframe.
  • the available downlink time-frequency resources on the other subframes send the second downlink control channel to the second terminal device.
  • the part of the second downlink control channel in the frame in FIG. 6 is when the second downlink control channel is sent.
  • the start time of the time domain resource in the third time-frequency resource used by the network device to send the first downlink control channel may be earlier than or equal to the start time of the time domain resource of the first time-frequency resource, that is,
  • the third time-frequency resource may be a time-frequency resource on a subframe before the full uplink subframe, and may also be a time-frequency resource on the full uplink subframe.
  • the third time-frequency resource is a time-frequency resource on the entire uplink subframe
  • the third time-frequency resource and the second time-frequency resource may include the same time domain resource, and/or the same frequency domain resource
  • 6 shows that when the third time-frequency resource and the second time-frequency resource include the same time-domain resource, and the start time of the time-domain resource in the third time-frequency resource can be equal to the time of the first time-frequency resource
  • a schematic diagram of the start time of the domain resource is shown in FIG. 6.
  • the portion of the first downlink control channel in the frame in FIG. 6 is the area occupied by the third time-frequency resource.
  • FIG. 7 is a schematic diagram 4 of a time-frequency resource provided by the present application.
  • a subframe type corresponding to the second time-frequency resource is an uplink independent self-sufficient type, that is, a second time-frequency.
  • the resource is a time-frequency resource on an uplink independent self-sufficient subframe.
  • the first downlink message is a first downlink data channel.
  • the second terminal device when the network device schedules, by using the second downlink control channel, the second terminal device sends a second uplink message to the network device on all uplink symbols of the uplink independent self-sufficient subframe, and the uplink symbol duration of the uplink independent self-sufficient subframe
  • the network device may interrupt the transmission of the second terminal device, and send the second terminal device to the network device to send the second uplink message.
  • the part of the time-frequency resource or the entire time-frequency resource in the uplink independent self-sufficient subframe is used as a part of the time-frequency resource of the first time-frequency resource, and is scheduled to the first terminal device by using the first downlink control channel, so as to urgently schedule the first terminal.
  • the device so that the first terminal device can use the first time-frequency resource to receive the first downlink data channel sent by the network device on the uplink independent self-sufficient subframe without waiting for the second terminal device to send the second uplink message. Shortening the delay of the first terminal device to receive the first downlink data channel to meet the current situation on the first terminal device Service requirements for delay.
  • the time-frequency resource in the second time-frequency resource on the uplink independent self-sufficient subframe is used as the time-frequency resource of the first time-frequency resource, and all frequency domains in the second time-frequency resource of the uplink independent self-sufficient subframe are obtained.
  • the part of the second uplink message in the frame in FIG. 7 is the area occupied by the second time-frequency resource, and the first downlink data in the frame is shown in FIG. 7 .
  • the part of the channel is the area occupied by the first time-frequency resource.
  • the second terminal device sends the second uplink message
  • the second time-frequency resource is a time-frequency resource located on the uplink independent self-sufficient subframe. Therefore, when the network device sends the second downlink control channel.
  • the start time of the time domain resource in the frequency resource may be earlier than the start time of the time domain resource of the second time frequency resource, that is, the network device may use other subframes earlier than the uplink independent self-sufficient subframe.
  • the downlink time-frequency resource can be used to send the second downlink control channel to the second terminal device, and the downlink time-frequency resource on the downlink symbol before the uplink symbol in the uplink independent self-sufficient subframe can be sent to the second terminal device.
  • the second downlink control channel is shown in FIG. 7. FIG.
  • FIG. 7 is a schematic diagram of the network device transmitting the second downlink control channel to the second terminal device by using the downlink time-frequency resource in the uplink independent self-sufficient subframe, as shown in FIG.
  • the part of the second downlink control channel in the frame is the area occupied by the time-frequency resources used when transmitting the second downlink control channel.
  • the start time of the time domain resource in the third time-frequency resource used by the network device to send the first downlink control channel may be earlier than or equal to the start time of the time domain resource of the first time-frequency resource, that is,
  • the third time-frequency resource may be a downlink time-frequency resource on a subframe before the uplink independent self-sufficient subframe, and may also be a time-frequency resource on the uplink independent self-sufficient subframe.
  • the third time-frequency resource may be the downlink time-frequency resource on the uplink independent subframe, that is, the uplink independent self-sufficient subframe is located.
  • the downlink time-frequency resource on the downlink symbol before the uplink symbol may also be the uplink time-frequency resource on the uplink independent subframe.
  • the third time-frequency resource and the second time-frequency resource may include the same time-domain resource.
  • the same frequency domain resource, shown in FIG. 7 is that the third time-frequency resource and the second time-frequency resource include the same time domain resource, and the time domain resource in the third time-frequency resource
  • the start time may be equal to the start time of the time domain resource of the first time-frequency resource.
  • the part of the first downlink control channel in the frame in FIG. 7 is the area occupied by the third time-frequency resource. .
  • FIG. 8 is a schematic diagram of a time-frequency resource provided by the present application.
  • the subframe type corresponding to the second time-frequency resource is a full downlink type, that is, a second time-frequency resource. It is a time-frequency resource on a full downlink subframe.
  • the third downlink message is a first downlink data channel, and the first uplink message is a feedback signal of the first downlink data channel.
  • the second terminal device receives the second downlink message on all the downlink symbols of the full downlink subframe, and the downlink symbol duration of the full downlink subframe does not end. If the network device determines that the first downlink data channel is to be sent to the first terminal device, the network device may interrupt the transmission of the second terminal device, and the second terminal device receives the second downlink message sent by the network device.
  • the part of the time-frequency resource in the all-downlink subframe is used as the part of the time-frequency resource of the fourth time-frequency resource, and is scheduled by the first downlink control channel to the first terminal device to urgently schedule the first terminal device, so that the first terminal device
  • the second time-frequency resource may be used to receive the first downlink data channel sent by the network device in the full downlink subframe.
  • the network device may further use the fourth time-frequency resource to receive the first downlink data channel sent by the network device after the first terminal device uses the fourth time-frequency resource. And interrupting the transmission of the second terminal device, and receiving, by the second terminal device, another time-frequency resource in the full downlink subframe used by the second downlink message sent by the network device as part of the time-frequency resource of the first time-frequency resource, Dispatching to the first terminal device by using the first downlink control channel, so as to urgently schedule the first terminal device, so that the first terminal device can be used without After the second terminal device receives the second downlink message, the first time-frequency resource can be used to send the feedback signal of the first downlink data channel to the network device in the full downlink subframe, which shortens the sending by the first terminal device.
  • the delay of the feedback signal of the first downlink data channel meets the requirement of the current service delay on the first terminal device.
  • the time domain resource in the second time-frequency resource of the full downlink subframe is used as the time domain resource of the fourth time-frequency resource, and the second time-frequency resource in the full-downlink subframe is included in FIG. All of the frequency domain resources are used as part of the frequency domain resources of the fourth time-frequency resource, and a part of the time domain resources of the second time-frequency resource of the full downlink subframe is later than the time domain resource of the fourth time-frequency resource.
  • all frequency domain resources in the second time-frequency resource of the full downlink subframe are used as a schematic diagram of part of the frequency domain resource of the first time-frequency resource, as shown in FIG.
  • the part of the second uplink message is the area occupied by the second time-frequency resource
  • the part of the first downlink data channel in the frame is the area occupied by the fourth time-frequency resource
  • the part of the feedback signal of the first downlink data channel in the frame That is, the area occupied by the first time-frequency resource.
  • the start time of the time domain resource in the time-frequency resource used by the network device to send the second downlink control channel may be earlier than or equal to the start time of the time domain resource of the second time-frequency resource, as shown in FIG.
  • the start time of the time domain resource that sends the second downlink control channel may be equal to the start time of the time domain resource of the second time-frequency resource, that is, the second downlink control channel is also in the full downlink subframe.
  • the upper part is sent to the second terminal device. As shown in FIG. 8, the part of the second downlink control channel in the frame in FIG. 8 is the area occupied by the time-frequency resource used when transmitting the second downlink control channel.
  • the start time of the time domain resource in the third time-frequency resource used by the network device to send the first downlink control channel may be earlier than or equal to the start time of the time domain resource of the fourth time-frequency resource, that is,
  • the third time-frequency resource may be a downlink time-frequency resource on a previous subframe of the full-downlink subframe, and may also be a time-frequency resource on the full-downlink subframe.
  • the third time-frequency resource is the time-frequency resource on the all-downlink subframe
  • the third time-frequency resource and the second time-frequency resource may include the same time-domain resource, and/or the same frequency-domain resource.
  • the first time-frequency resource and the second time-frequency resource include the same time domain resource, and the start time of the time domain resource in the third time-frequency resource may be equal to the first time-frequency resource.
  • the schematic diagram of the start time of the time domain resource is shown in FIG. 8.
  • the part of the first downlink control channel in the frame in FIG. 8 is the area occupied by the third time-frequency resource.
  • FIG. 9 is a schematic diagram of a time-frequency resource provided by the present application.
  • the subframe type corresponding to the second time-frequency resource is a full uplink type, that is, a second time-frequency resource. It is a time-frequency resource on a full uplink subframe.
  • the first uplink message is a first uplink data channel.
  • the second terminal device when the network device schedules, by using the second downlink control channel, the second terminal device sends a second uplink message to the network device on all uplink symbols of the full uplink subframe, and the uplink symbol duration of the full uplink subframe does not end.
  • the network device may interrupt the transmission of the second terminal device, and send the second terminal device to the network device to use the second uplink message.
  • the part of the time-frequency resource in the uplink subframe is used as a part of the time-frequency resource of the first time-frequency resource, and is scheduled by the first downlink control channel to the first terminal device to urgently schedule the first terminal device, so that the first terminal device can be used.
  • the first time-frequency resource can be used to send the first uplink data channel to the network device in the full uplink subframe, which shortens the first terminal device to send the first uplink data.
  • the delay of the channel to meet the current service delay requirement on the first terminal device.
  • the network device may interrupt the second terminal device. Transmitting, the second terminal device sends another time-frequency resource in the full uplink subframe used by the second uplink message to the network device as the third a part of the time-frequency resource of the time-frequency resource, so that the network device can successfully send the first downlink control channel to the first terminal device by using the third time-frequency resource, so that the first terminal device receives the first downlink After the control channel, the first time-frequency resource scheduled by the first downlink control channel is used, and the first uplink data channel is sent to the network device in the full uplink subframe, which shortens the first terminal device to send the first uplink data channel.
  • the delay is to meet the current service delay requirement on the first terminal device.
  • the time-frequency resource in the second time-frequency resource in the full uplink subframe is used as the time-frequency resource of the third time-frequency resource, and the second time-frequency resource in the full-uplink subframe is included in FIG.
  • the part of the second uplink message in the frame of FIG. 9 is the area occupied by the second time-frequency resource, and the frame is the same as the frequency domain resource of the first time-frequency resource.
  • the part of a downlink control channel is the area occupied by the third time-frequency resource.
  • FIG. 10 is a schematic diagram of a time-frequency resource provided by the present application.
  • the subframe type corresponding to the second time-frequency resource is an uplink independent self-sufficient type, that is, a second time-frequency.
  • the resource is a time-frequency resource on an uplink independent self-sufficient subframe.
  • the first uplink message is a first uplink data channel.
  • the second terminal device when the network device schedules, by using the second downlink control channel, the second terminal device sends a second uplink message to the network device on all uplink symbols of the uplink independent self-sufficient subframe, and the uplink symbol duration of the uplink independent self-sufficient subframe
  • the network device may interrupt the transmission of the second terminal device, and send the second terminal device to the network device to send the second uplink message.
  • a part of the time-frequency resource in the uplink independent self-sufficient sub-frame is used as a part of the time-frequency resource of the first time-frequency resource, and is scheduled by the first downlink control channel to the first terminal device to urgently schedule the first terminal device, so that the first terminal
  • the device may use the first time-frequency resource to send the first uplink data channel to the network device on the uplink independent self-sufficient subframe, and shorten the sending of the first terminal device, without waiting for the second terminal device to send the second uplink message.
  • the delay of the first uplink data channel to meet the current service delay requirement on the first terminal device
  • the network device may interrupt the second terminal device. Transmitting, the second terminal device sends another uplink time-frequency resource in the uplink independent self-sufficient subframe used by the second uplink message to the network device as part of the time-frequency resource of the third time-frequency resource, so that the network device can use the first
  • the third time-frequency resource successfully sends the first downlink control channel to the first terminal device, so that the first terminal device can use the first downlink control channel to schedule the first downlink control channel after receiving the first downlink control channel.
  • the one-time frequency resource sends the first uplink data channel to the network device on the uplink independent self-sufficient subframe, which shortens the first uplink data channel delay of the first terminal device to meet the current service delay on the first terminal device.
  • the time-frequency resource in the second time-frequency resource on the uplink independent self-sufficient subframe is used as the time-frequency resource of the third time-frequency resource, and the second time-frequency resource of the full-uplink subframe is shown in FIG.
  • all the frequency domain resources in the frequency domain resource are used as the part of the frequency resource of the first time-frequency resource.
  • the part of the first downlink control channel is the area occupied by the third time-frequency resource.
  • the network device may send, by using the second downlink control channel, the second terminal device with a lower current delay request to send the second uplink message to the network device or send the network device to send on the second time-frequency resource.
  • the network device may use the second terminal.
  • the transmission of the device is interrupted, and the second terminal is used to send part or all of the time-frequency resources of the time-frequency resource of the second uplink message to the network device as part or all of the first time-frequency resource, and is allocated to the first terminal device.
  • the first time-frequency resource may be used to receive the first downlink message sent by the network device, or the second terminal may be used to receive some or all of the time-frequency resources in the time-frequency resource of the second downlink message sent by the network device. Part or all of the time-frequency resource is allocated to the first terminal device, so that the first terminal device can send the first uplink message to the network device by using the first time-frequency resource, so that the first terminal device can wait for the second terminal device After the terminal device completes the transmission, the first time-frequency resource can be used for transmission, which shortens the delay of the transmission of the first terminal device, and satisfies the requirement of the current service delay on the first terminal device.
  • the aforementioned program can be stored in a computer readable storage medium.
  • the program when executed, performs the steps including the foregoing method embodiments; and the foregoing storage medium includes various media that can store program codes, such as a ROM, a RAM, a magnetic disk, or an optical disk.
  • FIG. 11 is a schematic structural diagram of a terminal device according to the present application.
  • the terminal device may be a first terminal device, and the first terminal device may include: a receiving module 11, a processing module 12, and a sending module 13 ;among them,
  • the receiving module 11 is configured to receive a first downlink control channel that is sent by the network device on the third time-frequency resource;
  • the processing module 12 is configured to: according to the first downlink control channel, the control sending module 13 sends a first uplink message to the network device on the first time-frequency resource; where the first uplink message and the second downlink message are in different transmission directions,
  • the second downlink message is that the network device schedules, by using the second downlink control channel, the second terminal device to receive the message sent by the network device on the second time-frequency resource;
  • the control receiving module 11 receives the first downlink message sent by the network device on the first time-frequency resource, where the transmission direction of the first downlink message and the second uplink message are different,
  • the second uplink message is that the network device schedules, by using the second downlink control channel, the message sent by the second terminal device to the network device on the second time-frequency resource;
  • the first time-frequency resource and the second time-frequency resource include the same time domain resource and the same frequency domain resource.
  • the receiving module 11 may be a receiver of the terminal device
  • the processing module 12 may be a processing component of the terminal device, for example, a processor, etc.
  • the sending module 13 may be a transmitter of the terminal device.
  • the terminal device provided by the present application may be used to perform the steps performed by the first terminal device in the method embodiment shown in FIG. 1 , and the implementation principle and technical effects are similar, and details are not described herein again.
  • the third time-frequency resource and the second time-frequency resource include the same time domain resource, and/or the same frequency domain resource.
  • the first uplink message includes a first uplink data channel
  • the first downlink message includes: a first downlink data channel
  • the first uplink message includes a feedback signal of the first downlink data channel
  • the first downlink control channel is further configured to: schedule, by the first terminal device, the third downlink message that is sent by the network device on the fourth time-frequency resource;
  • the third downlink message includes: a first downlink data channel, where the third downlink message and the second downlink message have the same transmission direction, and the fourth time-frequency resource and the second time-frequency resource include the same time domain resource, and/or The same frequency domain resource; the time domain resource of the fourth time-frequency resource is earlier than the time domain resource of the first time-frequency resource.
  • the receiving module 11 is further configured to: before receiving, by the network device, the first downlink control channel that is sent on the third time-frequency resource, Receiving network device
  • the indication information sent by the processing module 12 is further configured to determine, according to the indication information, that the control receiving module receives the first downlink control channel.
  • the processing module 12 may be specifically configured to determine, according to the indication information, that the first downlink control channel is received on the third time-frequency resource.
  • the foregoing indication information includes: receiving a time-frequency resource range of the first downlink control channel, and the time-frequency resource range includes: a third time-frequency resource, the processing module 12 may be specifically configured to determine according to the indication information.
  • the first downlink control channel is received on a time-frequency resource within a time-frequency resource range.
  • the processing module 12 may be specifically configured to determine, according to the indication information, a preset The first downlink control channel is received on the third time-frequency resource.
  • the terminal device provided by the present application may be used to perform the steps performed by the first terminal device in the method embodiment shown in FIG. 3, and the implementation principle and technical effects are similar, and details are not described herein again.
  • FIG. 12 is a schematic structural diagram of a network device according to the present application. As shown in FIG. 12, the network device may include: a sending module 21, a processing module 22, and a pick-up module 23;
  • the sending module 21 is configured to send, by using the third time-frequency resource, a first downlink control channel to the first terminal device, where the first downlink control channel is used to indicate that the first terminal device sends the information to the network device on the first time-frequency resource.
  • the first uplink message is different from the second downlink message, where the second downlink message is that the network device schedules, by using the second downlink control channel, the second terminal device to receive the message sent by the network device on the second time-frequency resource.
  • the first downlink control channel is used to indicate that the first terminal device receives the first downlink message sent by the network device on the first time-frequency resource, where the first downlink message and the second uplink message are in different transmission directions.
  • the second uplink message is that the network device schedules, by using the second downlink control channel, the message sent by the second terminal device to the network device on the second time-frequency resource;
  • the processing module 22 is configured to control the receiving module 23 to receive the first uplink message sent by the first terminal device on the first time-frequency resource, and control the sending module 21 to use the same time domain as the first time-frequency resource and the first time-frequency resource.
  • the second downlink message is not sent to the second terminal device, or the control sending module 21 sends the first downlink message to the first terminal device on the first time-frequency resource, and controls the receiving module 23 to use the second time-frequency resource.
  • the second uplink message sent by the second terminal device is not received on the time domain resource that is the same as the first time-frequency resource;
  • the first time-frequency resource and the second time-frequency resource include the same time domain resource and the same frequency domain resource.
  • the sending module 21 may be a transmitter of the network device
  • the processing module 22 may be a processing component of the network device, for example, a processor
  • the receiving module 23 may be a receiver of the network device.
  • the network device provided by the present application may be used to perform the steps performed by the network device in the method embodiment shown in FIG. 1 , and the implementation principle and technical effects are similar, and details are not described herein again.
  • the third time-frequency resource and the second time-frequency resource include the same time domain resource, and/or the same frequency domain resource.
  • the first uplink message includes a first uplink data channel
  • the first downlink message includes: a first downlink data channel
  • the first uplink message includes a feedback signal of the first downlink data channel
  • the first downlink control channel is further configured to: schedule, by the first terminal device, the third downlink message that is sent by the network device on the fourth time-frequency resource;
  • the third downlink message includes: a first downlink data channel, where the third downlink message and the second downlink message have the same transmission direction, and the fourth time-frequency resource and the second time-frequency resource include the same time domain resource, and/or , the same frequency domain resources;
  • the time domain resource of the fourth time-frequency resource is earlier than the time domain resource of the first time-frequency resource.
  • the sending module 21 is further configured to: before sending the first downlink control channel to the first terminal device on the third time-frequency resource,
  • the first terminal device sends indication information, where the indication information is used to indicate to the first terminal device whether the network device sends the first downlink control channel.
  • the foregoing indication information may not separately include information related to the third time-frequency resource information. If the first terminal device and the network device do not agree to send the third time-frequency resource of the first downlink control channel, the indication information may further include the third time-frequency resource information, or include receiving the first downlink.
  • the time-frequency resource range of the control channel where the time-frequency resource range may include: a third time-frequency resource, and the like.
  • the network device provided by the present application may be used to perform the steps performed by the network device in the method embodiment shown in FIG. 3, and the implementation principle and technical effects are similar, and details are not described herein again.
  • the other aspect of the present application further provides a terminal device, where the terminal device may be a first terminal device, where the first terminal device may include: a receiver, a processor, and a transmitter;
  • the receiving module shown in FIG. 11 may be the processing module 12 shown in FIG. 11
  • the transmitter may be the sending module 13 shown in FIG. 11 , and the implementation principle and technical effects are similar. Narration.
  • the other aspect of the present application further provides a network device, where the network device may include: a receiver, a processor, and a transmitter.
  • the receiver may be the receiving module 23 shown in FIG.
  • the processing module 22 shown in FIG. 12 may be the same as the sending module 21 shown in FIG. 12, and the implementation principle and technical effects are similar, and details are not described herein again.

Abstract

L'invention concerne un procédé de communication, un dispositif terminal et un dispositif de réseau. Le procédé comprend les étapes suivantes : un premier dispositif de terminal reçoit un premier canal de commande de liaison descendante envoyé par un dispositif de réseau sur une troisième ressource temps-fréquence; et le premier dispositif de terminal envoie, conformément au premier canal de commande de liaison descendante, sur une première ressource temps-fréquence, un premier message de liaison montante, ou reçoit un premier message de liaison descendante envoyé par le dispositif de réseau. Les directions de transmission du premier message de liaison montante et d'un deuxième message de liaison descendante sont différentes, le deuxième message de liaison descendante est un message reçu par un deuxième dispositif terminal, ordonnancé par le dispositif de réseau, sur une deuxième ressource temps-fréquence. Les directions de transmission du premier message de liaison descendante et d'un deuxième message de liaison montante sont différentes, le deuxième message de liaison montante étant un message envoyé par le deuxième dispositif terminal, ordonnancé par le dispositif de réseau, sur la deuxième ressource temps-fréquence, et la première ressource temps-fréquence et la deuxième ressource temps-fréquence comprennent la même ressource de domaine temporel et la même ressource de domaine fréquentiel. Le procédé selon la présente invention permet de raccourcir un retard de temps de transmission d'un premier dispositif terminal.
PCT/CN2017/098011 2016-08-22 2017-08-18 Procédé de communication, dispositif terminal et dispositif de réseau WO2018036420A1 (fr)

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Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020062105A1 (fr) * 2018-09-28 2020-04-02 华为技术有限公司 Procédé et appareil de communication
CN111491375A (zh) * 2019-01-28 2020-08-04 华为技术有限公司 通信方法及通信装置
US11563507B2 (en) * 2019-05-14 2023-01-24 Infinera Corporation Efficient adaptive optical spectrum partitioning and allocation scheme
US11502771B2 (en) * 2019-05-14 2022-11-15 Infinera Corporation Out-of-band communication channel for subcarrier-based optical communication systems
US11190291B2 (en) * 2019-05-14 2021-11-30 Infinera Corporation Out-of-band communication channel for subcarrier-based optical communication systems
US11218220B2 (en) * 2019-05-14 2022-01-04 Infinera Corporation Out-of-band communication channel for subcarrier-based optical communication systems
US11489613B2 (en) * 2019-05-14 2022-11-01 Infinera Corporation Out-of-band communication channel for subcarrier-based optical communication systems
US11671195B2 (en) * 2019-05-14 2023-06-06 Infinera Corporation Proactive optical spectrum defragmentation scheme
US11296812B2 (en) * 2019-05-14 2022-04-05 Infinera Corporation Out-of-band communication channel for subcarrier-based optical communication systems
US11696299B2 (en) * 2021-04-01 2023-07-04 Qualcomm Incorporated Indication of unoccupied data channel occasion

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103095395A (zh) * 2011-11-02 2013-05-08 中兴通讯股份有限公司 Pucch的资源配置方法、传输方法、装置和系统
CN103986566A (zh) * 2014-05-29 2014-08-13 上海华为技术有限公司 一种上行数据的发送方法、基站、用户设备及通信网络
US20150312905A1 (en) * 2012-01-06 2015-10-29 Lg Electronics Inc. Method for transmitting and receiving signal using time division duplex mode in wireless access system, and apparatus therefor
CN105794291A (zh) * 2013-11-29 2016-07-20 爱立信(中国)通信有限公司 用于在网络中进行协同调度的网络中的方法和网络节点

Family Cites Families (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050122904A1 (en) * 2003-12-04 2005-06-09 Kumar Anil K. Preventative congestion control for application support
US20060045009A1 (en) * 2004-08-30 2006-03-02 Ken Madison Device and method for managing oversubsription in a network
US8437251B2 (en) * 2005-12-22 2013-05-07 Qualcomm Incorporated Methods and apparatus for communicating transmission backlog information
KR101537607B1 (ko) * 2008-02-05 2015-07-29 엘지전자 주식회사 조정필드를 이용한 효율적인 무선채널 전송방법
US20120134344A1 (en) * 2009-08-07 2012-05-31 Ling Yu Scheduling In Radio Telecommunication System
US9344997B2 (en) * 2010-10-13 2016-05-17 Nokia Technologies Oy Selection of communication mode
CN102612119B (zh) * 2011-01-19 2014-12-10 华为技术有限公司 一种处理方法、通信方法及装置
US9979524B2 (en) * 2011-10-27 2018-05-22 Lg Electronics Inc. Method and device for transmitting a terminal-specific reference signal for a control channel by a base station in a wireless communication system
US10149334B2 (en) * 2011-11-14 2018-12-04 Kyocera Corporation Device-to-device communication management using macrocell communication resources
US9572148B2 (en) * 2011-12-07 2017-02-14 Lg Electronics Inc. Method and apparatus for transceiving a downlink control channel in a wireless communication system
JP6013593B2 (ja) * 2012-05-11 2016-10-25 京セラ株式会社 装置間（ｄ２ｄ）通信のためのピア装置関係を用いた装置発見管理
WO2014018333A2 (fr) * 2012-07-23 2014-01-30 Interdigital Patent Holdings, Inc. Procédés et appareil pour synchronisation de fréquence, commande de puissance et configuration de cellule pour un fonctionnement ul seulement dans des bandes dss
CN104620548B (zh) * 2012-09-11 2018-02-27 马维尔国际贸易有限公司 用于根据ieee 802.1 qbv传输分组的方法和装置
CN103796312B (zh) * 2012-10-31 2017-06-27 中兴通讯股份有限公司 Lte‑a中机器类型通信的方法、系统及设备
US9331812B2 (en) * 2012-12-21 2016-05-03 Futurewei Technologies, Inc. Round trip time aware dynamic bandwidth allocation for ethernet passive optical network over coaxial network
WO2014107880A1 (fr) * 2013-01-11 2014-07-17 华为技术有限公司 Procédé et dispositif de transmission de signalisation de programmation
US8989708B2 (en) * 2013-05-21 2015-03-24 Verizon Patent And Licensing Inc. Network device access ID assignment and management
CN104584665B (zh) * 2013-05-22 2019-08-20 华为技术有限公司 无线传输的方法、网络设备和用户设备
US9819469B2 (en) * 2013-07-01 2017-11-14 Qualcomm Incorporated Techniques for enabling quality of service (QoS) on WLAN for traffic related to a bearer on cellular networks
EP3001740A4 (fr) * 2013-07-01 2016-06-22 Huawei Tech Co Ltd Procédé de synchronisation d'interface radio, station de base, appareil de commande et système de communication sans fil
CN104812086B (zh) * 2014-01-24 2018-10-26 索尼公司 用于进行设备到设备通信的用户设备、基站和方法
CN105981469B (zh) * 2014-02-11 2020-04-21 华为技术有限公司 数据传输处理方法及装置
US11432305B2 (en) * 2014-05-19 2022-08-30 Qualcomm Incorporated Apparatus and method for synchronous multiplexing and multiple access for different latency targets utilizing thin control
CN105356967B (zh) * 2014-08-22 2020-08-11 中兴通讯股份有限公司 一种实现数据处理的方法、基站及终端
US10200982B2 (en) * 2014-09-26 2019-02-05 Intel Corporation Structured super-positioning coding to enhance control channel capacity
WO2016122784A1 (fr) * 2015-01-30 2016-08-04 Intel IP Corporation Planification de liaison montante pour un accès assisté par licence
KR20170132150A (ko) * 2015-03-24 2017-12-01 엘지전자 주식회사 무선 통신 시스템에서 단말에 의해 수행되는 통신 방법 및 상기 방법을 이용하는 단말
US9942917B2 (en) * 2015-05-14 2018-04-10 Blackberry Limited Allocating resources for a device-to-device transmission
US10064212B2 (en) * 2015-05-14 2018-08-28 Blackberry Limited Transmitting a scheduling request for a device-to-device transmission
US10341884B2 (en) * 2015-07-07 2019-07-02 Qualcomm Incorporated Channel clearance techniques using shared radio frequency spectrum band
US10462819B2 (en) * 2015-08-14 2019-10-29 Intel IP Corporation Multi-carrier listen before talk
WO2017028273A1 (fr) * 2015-08-19 2017-02-23 富士通株式会社 Procédé d'accès aléatoire et appareil pour prendre en charge d'intervalles multiples de temps de transmission, et système de communication
US10455611B2 (en) * 2015-09-16 2019-10-22 Lg Electronics Inc. Method for transceiving data in wireless communication system and apparatus for same
US10104651B2 (en) * 2015-12-17 2018-10-16 Mediatek Inc. Physical downlink control channel design for narrow band internet of things
WO2017113115A1 (fr) * 2015-12-29 2017-07-06 华为技术有限公司 Procédé de transmission, appareil de transmission, dispositif de réseau et équipement utilisateur
US10201006B2 (en) * 2016-04-01 2019-02-05 Qualcomm Incorporated Downlink control information for multi-layer transmissions
US10098039B1 (en) * 2016-05-25 2018-10-09 Sprint Spectrum L.P. Adjusting packet drop-timer based on a served UE being a relay-UE
US10461889B2 (en) * 2016-08-11 2019-10-29 Qualcomm Incorporated Interference aware transceiver design for heterogeneous numerology systems

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103095395A (zh) * 2011-11-02 2013-05-08 中兴通讯股份有限公司 Pucch的资源配置方法、传输方法、装置和系统
US20150312905A1 (en) * 2012-01-06 2015-10-29 Lg Electronics Inc. Method for transmitting and receiving signal using time division duplex mode in wireless access system, and apparatus therefor
CN105794291A (zh) * 2013-11-29 2016-07-20 爱立信(中国)通信有限公司 用于在网络中进行协同调度的网络中的方法和网络节点
CN103986566A (zh) * 2014-05-29 2014-08-13 上海华为技术有限公司 一种上行数据的发送方法、基站、用户设备及通信网络

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP3496488A4 *

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CN107770871A (zh) 2018-03-06
US10973043B2 (en) 2021-04-06
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US20190191450A1 (en) 2019-06-20
EP3496488B1 (fr) 2021-03-03
CN107770871B (zh) 2021-09-14

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